Maxpower brand, well-known trademark in China, from one leading Maxpower Tool Group company, Industrial Quality!

This innovative patended products ZL200920227325.8 

Chrome-vanadium steel fine forged, fully heat treated, mirror finishing polish surface

To install any kinds 1/2" series socket head. 

Increase torque power by adjusting of rod position.

Soft grip handle offer comfort, easy operate,quick unload

With 4-in-2 double sided flip socket with size: 17,19,21,23mm

Briefcase packing design, best fit for car truck.